Alert archive / Wisconsin / Flash Flood Warnings in 2016
Flash Flood Warning 27, NWS La Crosse, WI
NWS La Crosse, WI issued this flash flood warning at Sep 7, 2016, 3:35 AM CDT for Richland County, Vernon County, Wisconsin. It was in force for 4 hr. 10 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Sep 7, 2016, 3:35 AM CDT (08:35 UTC)
- Expired
- Sep 7, 2016, 7:30 AM CDT
- In force
- 4 hr
- Issued by
- NWS La Crosse, WI
- Area
- Storm-based polygon
- Flood severity
- None
Counties Richland County, WI, Vernon County, WI
The radar
The La Crosse radar (KARX), 39 km from the middle of the area, began a volume at 08:34 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Sep 7, 4:55 AM CDT | FLASH FLOOD | Viola, WI | WATER OVER PORTIONS OF HIGHWAY 56 NEAR VIOLA...WEST OF COUNTY A. |
| Sep 7, 4:55 AM CDT | FLASH FLOOD | Viola, WI | WATER OVER PORTIONS OF HIGHWAY 56 NEAR VIOLA...WEST OF COUNTY A. |
| Sep 7, 4:55 AM CDT | FLASH FLOOD | Viroqua, WI | EVACUATIONS AT SIDIE HOLLOW CAMPGROUND. STREET FLOODING IN VIROQUA. |
| Sep 7, 4:55 AM CDT | FLASH FLOOD | Yuba, WI | SANDBAGGING NEAR THE PINE RIVER |
| Sep 7, 4:55 AM CDT | FLASH FLOOD | Yuba, WI | SANDBAGGING NEAR THE PINE RIVER. |
| Sep 7, 6:00 AM CDT | HEAVY RAIN 4.8 | Genoa, WI | CO-OP OBSERVER STATION GENOA DAM 8 /GENW3/. |
| Sep 7, 6:17 AM CDT | HEAVY RAIN 4.7 | Viola, WI | CO-OP OBSERVER STATION VIOLA /VIOW3/. |
| Sep 7, 6:55 AM CDT | HEAVY RAIN 3.59 | 2 Nnw Viroqua, WI | AWOS STATION VIROQUA MUNICIPAL AIRPORT /Y51/. |
| Sep 7, 7:00 AM CDT | HEAVY RAIN 3.2 | 1 Wsw Hillsboro, WI | CO-OP OBSERVER STATION HILLSBORO WSW /HBOW3/. |
| Sep 7, 7:00 AM CDT | HEAVY RAIN 3.94 | Readstown, WI | MESONET STATION READSTOWN /REAW3/. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Davenport, (KDVN), launched 00:00Z, 8.6 hours before the alert went out and 215 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 937 J/kg
- Mixed-layer CIN
- -16 J/kg
- Mixed-layer LCL
- 1380 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 54 m²/s²
- 0-3 km storm-relative helicity
- 136 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 2.2
The text
As transmitted.
597
WGUS53 KARX 070835
FFWARX
WIC103-123-071230-
/O.NEW.KARX.FF.W.0027.160907T0835Z-160907T1230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LA CROSSE WI
335 AM CDT WED SEP 7 2016
THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A
* FLASH FLOOD WARNING FOR...
VERNON COUNTY IN SOUTHWESTERN WISCONSIN...
NORTHERN RICHLAND COUNTY IN SOUTHWESTERN WISCONSIN...
* UNTIL 730 AM CDT
* AT 333 AM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
HEAVY RAIN ACROSS THE WARNED AREA. FLASH FLOODING IS EXPECTED TO
BEGIN SHORTLY.
* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
VIROQUA...WESTBY...HILLSBORO...STODDARD...LA FARGE...ROCKBRIDGE...
VIOLA...LIBERTY...READSTOWN...DE SOTO...CHASEBURG...AND GENOA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.
PLEASE REPORT FLOODING TO YOUR LOCAL LAW ENFORCEMENT AGENCY WHEN YOU
CAN DO SO SAFELY.
&&
LAT...LON 4343 9122 4345 9123 4352 9122 4354 9125
4358 9123 4361 9127 4366 9127 4366 9032
4356 9031 4355 9019 4342 9019
$$
RIECK1 follow-up statement
422
WGUS73 KARX 071037
FFSARX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
537 AM CDT WED SEP 7 2016
WIC103-123-071230-
/O.CON.KARX.FF.W.0027.000000T0000Z-160907T1230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
VERNON WI-RICHLAND WI-
537 AM CDT WED SEP 7 2016
...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 730 AM CDT FOR
VERNON AND NORTHERN RICHLAND COUNTIES...
AT 531 AM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
HEAVY RAIN ACROSS THE WARNED AREA. RADAR ESTIMATED UP TO 4 INCHES OF
RAIN HAS ALREADY FALLEN AT SOME LOCATIONS. FLASH FLOODING
IS OCCURRING.
LAW ENFORCEMENT REPORTED SANDBAGGING BEING PERFORMED ALONG THE PINE
RIVER IN YUBA. WATER OVER PORTIONS OF HIGHWAY 56 NEAR VIOLA...WITH
WATER ON SEVERAL OTHER ROADS.
SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
VIROQUA...WESTBY...HILLSBORO...STODDARD...LA FARGE...GERMANTOWN...
VIOLA...LIBERTY...READSTOWN...CAZENOVIA...DE SOTO...CHASEBURG...
GENOA...AND YUBA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.
PLEASE REPORT FLOODING TO YOUR LOCAL LAW ENFORCEMENT AGENCY WHEN YOU
CAN DO SO SAFELY.
&&
LAT...LON 4343 9122 4345 9123 4352 9122 4354 9125
4358 9123 4361 9127 4366 9127 4366 9032
4356 9031 4355 9019 4342 9019
$$
RIECKThe office that day
Everything else NWS La Crosse, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 6, 8:38 PM CDT | Special Weather Statement | ARX | Richland | 52 min |
| Sep 6, 11:00 PM CDT | Special Weather Statement | ARX | La Crosse | 3 hr |
| Sep 7, 6:38 AM CDT | River Flood Warning | ARX | Vernon | 3 days |
| Sep 7, 6:51 AM CDT | River Flood Warning | ARX | Richland, Vernon | 57 hr |
| Sep 7, 7:24 AM CDT | River Flood Warning | ARX | Crawford | 3 days |
| Sep 7, 7:27 AM CDT | Flash Flood Warning | ARX | Richland, Vernon | 3 hr |
| Sep 7, 8:01 AM CDT | River Flood Warning | ARX | Crawford | 5 days |
| Sep 7, 10:04 AM CDT | River Flood Warning | ARX | Crawford | 6 days |
| Sep 7, 10:14 AM CDT | Areal Flood Warning | ARX | Crawford, Richland, Vernon | 6 hr |
| Sep 7, 3:37 PM CDT | Areal Flood Warning | ARX | Crawford, Richland, Vernon | 12 hr |
Nearby
Flash Flood Warnings in Wisconsin, 2016Every flash flood warning in 2016
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.